Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
4baa9922 | 2 | * arch/arm/include/asm/mach/pci.h |
1da177e4 LT |
3 | * |
4 | * Copyright (C) 2000 Russell King | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | */ | |
10 | ||
52882173 AV |
11 | #ifndef __ASM_MACH_PCI_H |
12 | #define __ASM_MACH_PCI_H | |
13 | ||
3c5d1699 | 14 | #include <linux/ioport.h> |
c2794437 | 15 | |
1da177e4 | 16 | struct pci_sys_data; |
c23bfc38 | 17 | struct pci_ops; |
1da177e4 LT |
18 | struct pci_bus; |
19 | ||
20 | struct hw_pci { | |
52882173 AV |
21 | #ifdef CONFIG_PCI_DOMAINS |
22 | int domain; | |
23 | #endif | |
c23bfc38 | 24 | struct pci_ops *ops; |
1da177e4 | 25 | int nr_controllers; |
352af7d4 | 26 | void **private_data; |
1da177e4 LT |
27 | int (*setup)(int nr, struct pci_sys_data *); |
28 | struct pci_bus *(*scan)(int nr, struct pci_sys_data *); | |
29 | void (*preinit)(void); | |
30 | void (*postinit)(void); | |
31 | u8 (*swizzle)(struct pci_dev *dev, u8 *pin); | |
d5341942 | 32 | int (*map_irq)(const struct pci_dev *dev, u8 slot, u8 pin); |
029baf14 TP |
33 | resource_size_t (*align_resource)(struct pci_dev *dev, |
34 | const struct resource *res, | |
35 | resource_size_t start, | |
36 | resource_size_t size, | |
37 | resource_size_t align); | |
1da177e4 LT |
38 | }; |
39 | ||
40 | /* | |
41 | * Per-controller structure | |
42 | */ | |
43 | struct pci_sys_data { | |
52882173 AV |
44 | #ifdef CONFIG_PCI_DOMAINS |
45 | int domain; | |
46 | #endif | |
1da177e4 LT |
47 | struct list_head node; |
48 | int busnr; /* primary bus number */ | |
e31dd6e4 | 49 | u64 mem_offset; /* bus->cpu memory mapping offset */ |
1da177e4 LT |
50 | unsigned long io_offset; /* bus->cpu IO mapping offset */ |
51 | struct pci_bus *bus; /* PCI bus */ | |
37d15909 | 52 | struct list_head resources; /* root bus resources (apertures) */ |
3c5d1699 RH |
53 | struct resource io_res; |
54 | char io_res_name[12]; | |
1da177e4 LT |
55 | /* Bridge swizzling */ |
56 | u8 (*swizzle)(struct pci_dev *, u8 *); | |
57 | /* IRQ mapping */ | |
d5341942 | 58 | int (*map_irq)(const struct pci_dev *, u8, u8); |
029baf14 TP |
59 | /* Resource alignement requirements */ |
60 | resource_size_t (*align_resource)(struct pci_dev *dev, | |
61 | const struct resource *res, | |
62 | resource_size_t start, | |
63 | resource_size_t size, | |
64 | resource_size_t align); | |
35fe2fc4 | 65 | void *private_data; /* platform controller private data */ |
1da177e4 LT |
66 | }; |
67 | ||
1da177e4 LT |
68 | /* |
69 | * Call this with your hw_pci struct to initialise the PCI system. | |
70 | */ | |
71 | void pci_common_init(struct hw_pci *); | |
72 | ||
c2794437 RH |
73 | /* |
74 | * Setup early fixed I/O mapping. | |
75 | */ | |
76 | #if defined(CONFIG_PCI) | |
77 | extern void pci_map_io_early(unsigned long pfn); | |
78 | #else | |
79 | static inline void pci_map_io_early(unsigned long pfn) {} | |
80 | #endif | |
81 | ||
1da177e4 LT |
82 | /* |
83 | * PCI controllers | |
84 | */ | |
c23bfc38 | 85 | extern struct pci_ops iop3xx_ops; |
0cb015f9 | 86 | extern int iop3xx_pci_setup(int nr, struct pci_sys_data *); |
0cb015f9 | 87 | extern void iop3xx_pci_preinit(void); |
c34002c1 | 88 | extern void iop3xx_pci_preinit_cond(void); |
0cb015f9 | 89 | |
c23bfc38 | 90 | extern struct pci_ops dc21285_ops; |
1da177e4 | 91 | extern int dc21285_setup(int nr, struct pci_sys_data *); |
1da177e4 LT |
92 | extern void dc21285_preinit(void); |
93 | extern void dc21285_postinit(void); | |
94 | ||
c23bfc38 | 95 | extern struct pci_ops via82c505_ops; |
1da177e4 | 96 | extern int via82c505_setup(int nr, struct pci_sys_data *); |
1da177e4 LT |
97 | extern void via82c505_init(void *sysdata); |
98 | ||
c23bfc38 | 99 | extern struct pci_ops pci_v3_ops; |
1da177e4 | 100 | extern int pci_v3_setup(int nr, struct pci_sys_data *); |
1da177e4 LT |
101 | extern void pci_v3_preinit(void); |
102 | extern void pci_v3_postinit(void); | |
52882173 AV |
103 | |
104 | #endif /* __ASM_MACH_PCI_H */ |